Hardware Spec Index

Tessarix PX-9971 Ultra Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX9971-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index2,975 (PCIe Cards & NVMe Enclosures scale)
Category rank#9,466
Street price$129
Power12 W
Performance per dollar23.06
Released2025

Specifications

BrandTessarix
ModelTessarix PX-9971 Ultra
TypeQuad M.2 PCIe 4.0 x16 Card
Host interfacePCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~7,000 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingPassive heatsink
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-5210 Plus Thunderbolt 5 NVMe Enclosure4,073$219Compare
Tessarix PX-7028 Ultra USB 3.2 Gen 2 NVMe Enclosure1,703$49Compare
Tessarix PX-7500 XT USB 3.2 Gen 2 NVMe Enclosure3,573$159Compare
Veltrix PX-7714 XT USB 3.2 Gen 2 NVMe Enclosure5,168$369Compare
Veltrix PX-1531 Core PCIe 4.0 x16 Riser Cable1,261$29Compare
Strivon PX-1279 Prime USB4 40Gbps NVMe Enclosure4,658$279Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-9971 Ultra Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/681233 (accessed 2026-10-23).